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immediate downloadReleased: 2020-06-30
ISO 23920:2020
ISO 23920:2020 - Cigarettes — Determination of ammonia in cigarette mainstream smoke with an intense smoking regime using ion chromatography
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| Standard´s number: | ISO 23920:2020 |
| Edition: | 1 |
| Released: | 2020-06-30 |
| Pages (English): | 11 |
DESCRIPTION
ISO 23920:2020
This document specifies a method for the quantification of ammonia by ion chromatography in mainstream smoke using ISO 20778 smoking parameters.
This method is applicable to an ammonia yield of about 10 µg/cigarette to 40 µg/cigarette. It is not applicable for the determination of ammonia in dark-air cured cigarettes.